CVE-2022-49800 tracing: Fix memory leak in test_gen_synth_cmd() and test_empty_synth_event()

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix memory leak in testgensynthcmd and testemptysynthevent testgensynthcmd only free buf in fail path, hence buf will leak when there is no failure. Add kfreebuf to prevent the memleak. The same reason and solution in...

qt6-webengine -- Multiple vulnerabilities

Qt qtwebengine-chromium repo reports: Backports for 9 security bugs in Chromium: CVE-2024-12693: Out of bounds memory access in V8 CVE-2024-12694: Use after free in Compositing CVE-2025-0436: Integer overflow in Skia CVE-2025-0437: Out of bounds read in Metrics CVE-2025-0438: Stack buffer overflo...